Fig. 5From: Study protocol for a randomized controlled trial to test for preventive effects of diabetic foot ulceration by telemedicine that includes sensor-equipped insoles combined with photo documentationFlow diagram to take a photo series (four pictures) of each foot from the plantar and dorsal sides. The foot mask helps the patient to capture standardized foot images. Additional features such as a countdown function and a supporting selfie-stick are implemented to simplify the process especially in elderly patients with physical impairmentsBack to article page